TEXAS · WELLS · ZAPATA COUNTY · YZAGUIRRE LEASE · API 42-505-33397 · DISTRICT 04
Yzaguirre #1
Zapata County · Lopeno (Consolidated) field · Producing · Directional
Yzaguirre #1 (API 42-505-33397) is a well in Zapata County operated by Varas Energy Operating Company, completed June 17, 1996 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended twice), issued February 12, 1996, permitted to 15,388 ft.
It was permitted by Mustang Oil & Gas Corporation and has since transferred to Varas Energy Operating Company on the wellbore schedule.
Completion filings report 2 formation tops, including Queen City, Wilcox.
Its lease has reported 89 barrels of oil and 2.32M mcf of gas since June 1996, with no volume in the three years through April 2026.
Operator of record
Varas Energy Operating Company
Permitted by Mustang Oil & Gas Corporation; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 9, 2025
- Phone
- (713) 858-3002
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Varas Energy Operating Company |
| Production reports | Varas Energy Operating Company,through Mar 2010 |
| Latest permit | Mustang Oil & Gas CorporationFeb 12, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,388
- total depth, ft
- 3
- permits on file
- Feb 12, 1996
- last permit issued
- Jun 17, 1996
- completed
- 89
- cumulative oil, bbl
- 2.32M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 1996 THROUGH Mar 2010
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 17, 1996
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Yzaguirre G-4-160655 | Lopeno (Consolidated) | Varas Energy Operating Company, | 1 | 89 | 2.32M | Jun 1996 – Mar 2010 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Mustang Oil & Gas CorporationJul 1996 → Mar 1998
- 2Choctaw II Oil & Gas, Ltd.Apr 1998 → Jun 2000
- 3Cody Energy LLCJul 2000 → Mar 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 444456-97 | Drill | Mustang Oil & Gas Corporation | Oct 29, 1996 | Feb 12, 1996 | Feb 14, 1996 | 16,000 |
| 444456-98 | Drill | Mustang Oil & Gas Corporation | May 10, 1996 | Feb 12, 1996 | — | 16,000 |
| 444456-99 | Drill | Mustang Oil & Gas Corporation | Feb 5, 1996 | Feb 12, 1996 | — | 15,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 17, 1996 | Yzaguirre G-4-160655 | Lopeno (Consolidated) | Varas Energy Operating Company | Producing | 15,388 |
Formation tops
As filed on W-2/G-1. Subsea from 445 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,200 | -1,755 |
| Wilcox | 7,100 | -6,655 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,514 | 10,538 | Perforated |
| 10,931 | 10,952 | Perforated |
| 11,066 | 11,093 | Perforated |
| 11,255 | 11,285 | Perforated |
| 11,603 | 11,613 | Perforated |
| 12,324 | 12,334 | Perforated |
| 12,538 | 12,550 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 720 | 17.5 | 700 S |
| 9.625 | 6,510 | 12.25 | 625 S |
| 5 | 13,024 | 6.5 | 500 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jan 9, 1997 | Dec 2, 1996 | Yes |
| 00 | Jan 8, 1997 | Jul 19, 1996 | — |
| 00 | Dec 3, 1996 | — | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-505-33397 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-33397 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/50533397, documented in the API reference.